Form 497K - Summary Prospectus for certain open-end management investment companies filed pursuant to Securities Act Rule 497(K):
SEC Accession No. 0000932471-12-003213
Filing Date
2012-02-10
Accepted
2012-02-10 09:55:48
Documents
3
Effectiveness Date
2012-02-10

Document Format Files

Seq Description Document Type Size
1 longtermtreasspi83497k.htm 497K 25364
3 longtermtreasspi83497kx1x1.jpg GRAPHIC 2469
4 longtermtreasspi83497kx4x1.jpg GRAPHIC 8653
  Complete submission text file 0000932471-12-003213.txt   42548

Series and Classes/Contracts Information:

Existing
  Status Name Ticker Symbol
CIK 0000106444      
Series S000002589   Vanguard Long-Term Treasury Fund
Class/Contract C000007103   Investor Shares VUSTX
Mailing Address PO BOX 2600 V26 VALLEY FORGE PA 19482
Business Address PO BOX 2600 V26 VALLEY FORGE PA 19482 6106691000
VANGUARD FIXED INCOME SECURITIES FUNDS (Filer) CIK: 0000106444 (see all company filings)

EIN.: 231899003 | State of Incorp.: DE | Fiscal Year End: 0131
Type: 497K | Act: 33 | File No.: 002-47371 | Film No.: 12589936